TV series

My Friend's Little Sister Has It In for Me!

Name: My Friend's Little Sister Has It In for Me!
Genre: Animation, Comedy
Cast: Haruki Ishiya, Sayumi Suzushiro, Tomori Kusunoki, Soma Saito, Kana Hanazawa

2025, Japanese, on HTB & tv asahi.

For high schooler Akiteru Oboshi, the whole youthful experience thing—like fun, friendships, and even having a girlfriend—is a complete waste of time. So when his best friend’s sister, Iroha Kohinata, keeps teasing him, Akiteru naturally finds it annoying. She practically lives in his room, she’s always on his bed, she’s just a raging storm of clinginess! Why is she only annoying around him?!

Animation Comedy

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Seasons: 1
Episodes: 12
Episode length: 23 min
Status: Ended in 2025

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Where to watch My Friend's Little Sister Has It In for Me!

My Friend's Little Sister Has It In for Me! is streaming on Crunchyroll in India.

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Availability in India as of 14 November 2026. Streaming data by JustWatch.

Latest episode

S1 E12: My Friend's Little Sister Really Does Have It In for Me

Aired 20 December 2025

Seasons 1

Season 1

2025 · 12 episodes · 8.2/10

Cast & crew

Details

First aired: 4 October 2025
Last aired: 20 December 2025
Network: HTB, tv asahi, Nagoya TV, KBC, ABC TV, NCC, OAB, ABA, Niigata Television Network 21, khb, KFB, HOME, KSB, Kagoshima Broadcasting, Iwate Asahi TV, Akita Asahi Broadcasting, Yamagata Television System, Shizuoka Asahi TV, Asahi Broadcasting Nagano, Hokuriku Asahi Broadcasting, Ehime Asahi TV, Yamaguchi Asahi Broadcasting, Kumamoto Asahi Broadcasting, Ryu-Q Asahi Broadcasting
Original title: 友達の妹が俺にだけウザい
Language: Japanese
Country: Japan
Type: Scripted
Rated: TV-14

haremromanceslice of lifeschoolanimebased on light novel

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What My Friend's Little Sister Has It In for Me! is based on

My Friend's Little Sister Has It In for Me! is based on My Friend's Little Sister Has It In for Me!, a light novel series by Ghost Mikawa, published by GA Bunko.

Light novel series
My Friend's Little Sister Has It In for Me!
By Ghost Mikawa
Published by GA Bunko
Read on Wikipedia Wikidata

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My Friend's Little Sister Has It In for Me!: quick answers

Is My Friend's Little Sister Has It In for Me! worth watching?

My Friend's Little Sister Has It In for Me! doesn’t have enough ratings for a verdict yet.

How many seasons of My Friend's Little Sister Has It In for Me! are there?

My Friend's Little Sister Has It In for Me! has 1 season and 12 episodes, about 23 minutes each.

Is My Friend's Little Sister Has It In for Me! finished?

Yes. My Friend's Little Sister Has It In for Me! ended in 2025, so you can watch the whole story.

Which OTT platform is My Friend's Little Sister Has It In for Me! on?

My Friend's Little Sister Has It In for Me! is streaming on Crunchyroll in India. (Checked 14 November 2026.)

My Friend's Little Sister Has It In for Me! parents guide: is it suitable for kids?

My Friend's Little Sister Has It In for Me! is rated TV-14. Check the rating guidance before watching with young children.

What shows are like My Friend's Little Sister Has It In for Me!?

If you liked My Friend's Little Sister Has It In for Me!, try Alya Sometimes Hides Her Feelings in Russian, The Angel Next Door Spoils Me Rotten, The Dangers in My Heart.

What is My Friend's Little Sister Has It In for Me! based on?

My Friend's Little Sister Has It In for Me! is based on My Friend's Little Sister Has It In for Me!, a light novel series by Ghost Mikawa, published by GA Bunko.